供货周期: | 现货 |
品牌: | 甄准 |
规格: | 咨询甄准 |
货号: | 咨询甄准 |
CAS号: | 咨询甄准 |
透明无色pH校正液/标准液,适合任何品牌pH计—上海甄准
pH计使用过一段时间后都要重新调校,时间取决于所测溶液和使用频率。使用一段时间后,工业在线pH计电极不对称,电位将会发生很大改变,故须定期校准。
pH计标定校准的次数取决于试样、工业在线pH计ph电极性能及对测量的精确度要求。高精度测量(≤±0103pH) ,应及时校准;一般精度测量( ≤±011pH) ,经过一次校准后可连续使用两周甚至更长时间。只要测量显示pH值是准确的,就没必要频繁对ph电极进行标定。
先测试与被测溶液较接近的标准溶液,根据误差大小,确定是否需要重新校准。在下列情况下必须重新校准:
l 更换新的工业在线pH计电极。
l 工业在线pH计测量浓酸液(pH < 2) 以后,或测量浓碱液(pH > 12) 以后。
l 工业在线pH计测量含有氟化物的溶液或较浓的有机溶液后。
l 被测溶液温度与标准溶液温度(或室温)相差过大时。
上海甄准生物提供适合任何品牌pH计pH校准液/标准液。
产品信息:
pH 缓冲液@25°C
透明无色溶液,25°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。
货号 | 描述 | 中文名称 | 包装 |
ZZS-1020525 | BufferSolutionpH2.00±0.02@25°C | pH缓冲液2.00±0.02@25°C | 500ml |
ZZS-102025 | BufferSolutionpH2.00±0.02@25°C | pH缓冲液2.00±0.02@25°C | 1L |
ZZS-502025 | BufferSolutionpH2.00±0.02@25°C | pH缓冲液2.00±0.02@25°C | 5L |
ZZS-1030525 | BufferSolutionpH3.00±0.02@25°C | pH缓冲液3.00±0.02@25°C | 500ml |
ZZS-103025 | BufferSolutionpH3.00±0.02@25°C | pH缓冲液3.00±0.02@25°C | 1L |
ZZS-503025 | BufferSolutionpH3.00±0.02@25°C | pH缓冲液3.00±0.02@25°C | 5L |
ZZS-1040525 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C | 500ml |
ZZS-104025 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C | 1L |
ZZS-504025 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C | 5L |
ZZS-CC1040525 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C(不含邻苯二甲酸盐) | 500ml |
ZZS-CC104025 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C(不含邻苯二甲酸盐) | 1L |
ZZS-CC504025 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C(不含邻苯二甲酸盐) | 5L |
ZZS-1050525 | BufferSolutionpH5.00±0.01@25°C | pH缓冲液5.00±0.01@25°C | 500ml |
ZZS-105025 | BufferSolutionpH5.00±0.01@25°C | pH缓冲液5.00±0.01@25°C | 1L |
ZZS-505025 | BufferSolutionpH5.00±0.01@25°C | pH缓冲液5.00±0.01@25°C | 5L |
ZZS-1060525 | BufferSolutionpH6.00±0.01@25°C | pH缓冲液6.00±0.01@25°C | 500ml |
ZZS-106025 | BufferSolutionpH6.00±0.01@25°C | pH缓冲液6.00±0.01@25°C | 1L |
ZZS-506025 | BufferSolutionpH6.00±0.01@25°C | pH缓冲液6.00±0.01@25°C | 5L |
ZZS-1068525 | BufferSolutionpH6.80±0.01@25°C | pH缓冲液6.80±0.01@25°C | 500ml |
ZZS-106825 | BufferSolutionpH6.80±0.01@25°C | pH缓冲液6.80±0.01@25°C | 1L |
ZZS-506825 | BufferSolutionpH6.80±0.01@25°C | pH缓冲液6.80±0.01@25°C | 5L |
ZZS-1070525 | BufferSolutionpH7.00±0.01@25°C | pH缓冲液7.00±0.01@25°C | 500ml |
ZZS-107025 | BufferSolutionpH7.00±0.01@25°C | pH缓冲液7.00±0.01@25°C | 1L |
ZZS-507025 | BufferSolutionpH7.00±0.01@25°C | pH缓冲液7.00±0.01@25°C | 5L |
ZZS-1080525 | BufferSolutionpH8.00±0.01@25°C | pH缓冲液8.00±0.01@25°C | 500ml |
ZZS-108025 | BufferSolutionpH8.00±0.01@25°C | pH缓冲液8.00±0.01@25°C | 1L |
ZZS-508025 | BufferSolutionpH8.00±0.01@25°C | pH缓冲液8.00±0.01@25°C | 5L |
ZZS-1090525 | BufferSolutionpH9.00±0.01@25°C | pH缓冲液9.00±0.01@25°C | 500ml |
ZZS-109025 | BufferSolutionpH9.00±0.01@25°C | pH缓冲液9.00±0.01@25°C | 1L |
ZZS-509025 | BufferSolutionpH9.00±0.01@25°C | pH缓冲液9.00±0.01@25°C | 5L |
ZZS-1100525 | BufferSolutionpH10.00±0.01@25°C | pH缓冲液10.00±0.01@25°C | 500ml |
ZZS-110025 | BufferSolutionpH10.00±0.01@25°C | pH缓冲液10.00±0.01@25°C | 1L |
ZZS-510025 | BufferSolutionpH10.00±0.01@25°C | pH缓冲液10.00±0.01@25°C | 5L |
ZZS-1110525 | BufferSolutionpH11.00±0.05@25°C | pH缓冲液11.00±0.05@25°C | 500ml |
ZZS-111025 | BufferSolutionpH11.00±0.05@25°C | pH缓冲液11.00±0.05@25°C | 1L |
ZZS-511025 | BufferSolutionpH11.00±0.05@25°C | pH缓冲液11.00±0.05@25°C | 5L |
ZZS-1120525 | BufferSolutionpH12.00±0.05@25°C | pH缓冲液12.00±0.05@25°C | 500ml |
ZZS-112025 | BufferSolutionpH12.00±0.05@25°C | pH缓冲液12.00±0.05@25°C | 1L |
ZZS-512025 | BufferSolutionpH12.00±0.05@25°C | pH缓冲液12.00±0.05@25°C | 5L |
pH 缓冲液@20°C
透明无色溶液,20°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。
货号 | 描述 | 中文名称 | 包装 |
ZZS-10105 | BufferSolutionpH1.00±0.02@20°C | pH缓冲液1.00±0.02@20°C | 500ml |
ZZS-1010 | BufferSolutionpH1.00±0.02@20°C | pH缓冲液1.00±0.02@20°C | 1L |
ZZS-5010 | BufferSolutionpH1.00±0.02@20°C | pH缓冲液1.00±0.02@20°C | 5L |
ZZS-10205 | BufferSolutionpH2.00±0.02@20°C | pH缓冲液2.00±0.02@20°C | 500ml |
ZZS-1020 | BufferSolutionpH2.00±0.02@20°C | pH缓冲液2.00±0.02@20°C | 1L |
ZZS-5020 | BufferSolutionpH2.00±0.02@20°C | pH缓冲液2.00±0.02@20°C | 5L |
ZZS-10305 | BufferSolutionpH3.00±0.02@20°C | pH缓冲液3.00±0.02@20°C | 500ml |
ZZS-1030 | BufferSolutionpH3.00±0.02@20°C | pH缓冲液3.00±0.02@20°C | 1L |
ZZS-5030 | BufferSolutionpH3.00±0.02@20°C | pH缓冲液3.00±0.02@20°C | 5L |
ZZS-CC10405 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C(不含邻苯二甲酸盐) | 500ml |
ZZS-CC1040 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C(不含邻苯二甲酸盐) | 1L |
ZZS-CC5040 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C(不含邻苯二甲酸盐) | 5L |
ZZS-10405 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C | 500ml |
ZZS-1040 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C | 1L |
ZZS-5040 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C | 5L |
ZZS-10505 | BufferSolutionpH5.00±0.01@20°C | pH缓冲液5.00±0.01@20°C | 500ml |
ZZS-1050 | BufferSolutionpH5.00±0.01@20°C | pH缓冲液5.00±0.01@20°C | 1L |
ZZS-5050 | BufferSolutionpH5.00±0.01@20°C | pH缓冲液5.00±0.01@20°C | 5L |
ZZS-10605 | BufferSolutionpH6.00±0.01@20°C | pH缓冲液6.00±0.01@20°C | 500ml |
ZZS-1060 | BufferSolutionpH6.00±0.01@20°C | pH缓冲液6.00±0.01@20°C | 1L |
ZZS-5060 | BufferSolutionpH6.00±0.01@20°C | pH缓冲液6.00±0.01@20°C | 5L |
ZZS-10685 | BufferSolutionpH6.80±0.01@20°C | pH缓冲液6.80±0.01@20°C | 500ml |
ZZS-1068 | BufferSolutionpH6.80±0.01@20°C | pH缓冲液6.80±0.01@20°C | 1L |
ZZS-5068 | BufferSolutionpH6.80±0.01@20°C | pH缓冲液6.80±0.01@20°C | 5L |
ZZS-10705 | BufferSolutionpH7.00±0.01@20°C | pH缓冲液7.00±0.01@20°C | 500ml |
ZZS-1070 | BufferSolutionpH7.00±0.01@20°C | pH缓冲液7.00±0.01@20°C | 1L |
ZZS-5070 | BufferSolutionpH7.00±0.01@20°C | pH缓冲液7.00±0.01@20°C | 5L |
ZZS-10805 | BufferSolutionpH8.00±0.01@20°C | pH缓冲液8.00±0.01@20°C | 500ml |
ZZS-1080 | BufferSolutionpH8.00±0.01@20°C | pH缓冲液8.00±0.01@20°C | 1L |
ZZS-5080 | BufferSolutionpH8.00±0.01@20°C | pH缓冲液8.00±0.01@20°C | 5L |
ZZS-10905 | BufferSolutionpH9.00±0.01@20°C | pH缓冲液9.00±0.01@20°C | 500ml |
ZZS-1090 | BufferSolutionpH9.00±0.01@20°C | pH缓冲液9.00±0.01@20°C | 1L |
ZZS-5090 | BufferSolutionpH9.00±0.01@20°C | pH缓冲液9.00±0.01@20°C | 5L |
ZZS-11005 | BufferSolutionpH10.00±0.01@20°C | pH缓冲液10.00±0.01@20°C | 500ml |
ZZS-1100 | BufferSolutionpH10.00±0.01@20°C | pH缓冲液10.00±0.01@20°C | 1L |
ZZS-5100 | BufferSolutionpH10.00±0.01@20°C | pH缓冲液10.00±0.01@20°C | 5L |
ZZS-11105 | Buff, erSolutionpH11.00±0.05@20°C | pH缓冲液11.00±0.05@20°C | 500ml |
ZZS-1110 | BufferSolutionpH11.00±0.05@20°C | pH缓冲液11.00±0.05@20°C | 1L |
ZZS-5110 | BufferSolutionpH11.00±0.05@20°C | pH缓冲液11.00±0.05@20°C | 5L |
ZZS-11205 | BufferSolutionpH12.00±0.05@20°C | pH缓冲液12.00±0.05@20°C | 500ml |
ZZS-1120 | BufferSolutionpH12.00±0.05@20°C | pH缓冲液12.00±0.05@20°C | 1L |
ZZS-5120 | BufferSolutionpH12.00±0.05@20°C | pH缓冲液12.00±0.05@20°C | 5L |
ZZS-11305 | BufferSolutionpH13.00±0.05@20°C | pH缓冲液13.00±0.05@20°C | 500ml |
ZZS-1130 | BufferSolutionpH13.00±0.05@20°C | pH缓冲液13.00±0.05@20°C | 1L |
ZZS-5130 | BufferSolutionpH13.00±0.05@20°C | pH缓冲液13.00±0.05@20°C | 5L |
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